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Recognised as Colour

#3D1C7B

  • #3D1C7B
  • Violet
  • Dark
  • Nearest: Midnight blue

#3D1C7B is a violet with RGB values 61, 28, 123 and HSL 261°, 63%, 30%. It is a dark colour, so white text on it reaches 12.7:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#3D1C7B#3D1C7B
HEX#3D1C7B
RGBrgb(61, 28, 123)
RGB (0–1)0.2392, 0.1098, 0.4824
RGB percentages23.9%, 11%, 48.2%
HSLhsl(260.8, 62.9%, 29.6%)
HSV / HSBhsv(260.8, 77.2%, 48.2%)
CMYK50.4%, 77.2%, 0%, 51.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,004,987
CSS custom property--colour: #3D1C7B;

Brightness & contrast

Relative luminance0.03253WCAG 2.x, 0 is black and 1 is white
Perceived brightness57.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.72:1
Contrast with white12.72:1WCAG normal text: AAA
Contrast with black1.65:1WCAG normal text: Fail
Greyscale equivalent#2A2A2A
Inverted#C2E384

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00347Eno red cones; affects about 1% of men; ΔE 22 from the original
Deuteranopia#003179no green cones; the most common form, about 1% of men; ΔE 22 from the original
Tritanopia#29364Ano blue cones; rare, and affects men and women equally; ΔE 50.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.72:1WCAG large text: AAA
Contrast with black, large text1.65:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 8.7Rebecca purple · ΔE 12.7Indigo · ΔE 14.2Dark slateblue · ΔE 16.9Navy · ΔE 20.6Dark blue · ΔE 24.7
Nearest named CSS colourMidnight blue (#191970)ΔE 8.69, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5A7B1C
Analogous#1C2A7B, #6D1C7B
Triadic#7B3D1C, #1C7B3D
Split complementary#7B6C1C, #2B7B1C
Tetradic#7B1C2A, #5A7B1C, #1C7B6D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A381E2
Lighter +30%#8457D9
Lighter +20%#662FCE
Lighter +10%#5225A5
Darker −10%#281351
Darker −20%#140928
Darker −30%#000000
Darker −40%#000000
More saturated +25%#37098E
Less saturated −25%#432F68

Channel breakdown

R61
G28
B123
Red61 (23.9%)
Green28 (11%)
Blue123 (48.2%)
Hue260.84°
Saturation (HSL)62.91%
Lightness29.61%
Dominant channelBlue
Hex per channelR 3D · G 1C · B 7B

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Every value on this page was computed from “3d1c7b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.